Abu Hurayrah, RadiyAllahu Anhu, narrated that the Messenger of Allah, Sallallahu ‘Alayhi Wa Sallam, said:
“A sign of one’s excellence in his Islam, is ignoring what does not concern him.”
[Related by Ahmad, Malik & At-Tirmidhi]
THE STATUS OF THIS HADITH
Ibn Rajab said:
“This hadith is a basic and an important source of good behavior in Islam.”
Muhammad ibn Zayd, a great scholar of the Maliki Madhhab, said:
“Four ahadith comprise a perfect code of conduct.
One of them is:
“Whoever believes in Allah and His Messenger should say that which is useful or keep silent.”
Another is when the Prophet said to the man who sought his advice:
“Avoid getting angry.”
A third is:
“The believer loves for his (believing) brother what he loves for himself.”
The fourth is the above hadith.”
For more details please visit: http://islamichub.net/2014/01/ignoring-that-which-does-not-concern-you/